Aider - AI Code Assistants Tool

Overview

Aider is an open-source, terminal-first AI pair-programming tool that lets you chat with large language models to read, edit and commit changes directly in a local git repository. It builds a token-limited map of your codebase so models can reason about large projects, supports coordinated multi-file edits, and runs linters and tests after changes to reduce regressions. Aider is designed for privacy- and workflow-conscious developers: you can plug in cloud LLMs (OpenAI, Anthropic, DeepSeek) or run local models via Ollama/local backends, and Aider will automatically create small, descriptive git commits for each editset so you can review or revert changes. ([github.com](https://github.com/Aider-AI/aider)) The project is production-hardened and actively developed — it reports millions of installs on PyPI and billions of tokens processed weekly — and provides features that go beyond simple completion: voice-to-code (speech dictation via Whisper), IDE/editor integration, image/URL context ingestion, and web-chat copy/paste helpers for non-API LLMs. Aider is distributed under the Apache-2.0 license and positions itself as a practical, repo-native alternative to in-IDE assistants for developers who prefer terminal workflows. ([aider.chat](https://aider.chat/))

GitHub Statistics

• Stars: 41,122
• Forks: 3,931
• Contributors: 169
• License: Apache-2.0
• Primary Language: Python
• Last Updated: 2026-02-25T14:18:46Z
• Latest Release: v0.86.0

Aider's GitHub repository is large and active: ~41.1k stars and ~3.9k forks, with thousands of commits and an active issue/PR cadence, indicating strong community adoption and ongoing maintenance. The repo shows frequent commits through February 2026 and active pull requests and issue discussions, demonstrating rapid iteration and community-driven feature development. The project is Apache-2.0 licensed and links to documentation, Discord, and release notes for users and contributors. ([github.com](https://github.com/Aider-AI/aider))

Installation

Install via pip:

python -m pip install aider-install

aider-install

# cd into your project directory

cd /path/to/your/project

# Example: run with DeepSeek

aider --model deepseek --api-key deepseek=<key>

# Example: run with Anthropic Claude Sonnet

aider --model sonnet --api-key anthropic=<key>

# Example: run with OpenAI o3-mini

aider --model o3-mini --api-key openai=<key>

Key Features

• Repo mapping: builds a token-limited map of the entire git repo for large-project context.
• Git-native edits: applies LLM-suggested edits directly and auto-commits with descriptive messages.
• Multi-file coordinated edits: change multiple files in a single changeset and commit.
• Cloud and local LLMs: connect to OpenAI, Anthropic, DeepSeek or local model backends (Ollama).
• Voice-to-code: dictate changes using --voice (transcription via Whisper) to generate code edits.

Community

Aider has a large, active community and ecosystem: the GitHub project lists ~41.1k stars, ~3.9k forks, and many contributors, with frequent commits and active issues/PRs. There is a public Discord, documentation site, release notes, and numerous community testimonials (Hacker News, YouTube, social posts) praising productivity and the git-first workflow. Development and releases continue at a fast pace (multiple releases in early 2026), and users should expect to manage LLM API costs separately when using cloud providers. ([github.com](https://github.com/Aider-AI/aider))

Key Information

• Category: Code Assistants
• Type: AI Code Assistants Tool